Reusable Mailer Bag with Removable Flap and Hidden Handles

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Solution Overview

Problem

Disposable shipping packaging lacks reuse value, resulting in unnecessary waste after single use.

Innovation Solution

A reusable mailer bag design that converts from shipping packaging to a carrying bag, featuring removable flaps, tear strips, and adhesive tape layers to reveal hidden surfaces, allowing for repurposing and extended use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If disposable shipping packaging is used, then shipping function is achieved, but waste is generated and no lasting value is obtained

Engineering Contradiction:
Improveshipping packaging functionalityVSAvoidwaste generation
Core Design Contradiction:
Ease of manufactureVSLoss of substance

Solution Approach 1:

The mailer bag is designed to serve dual functions: first as shipping packaging and then as a reusable carrying bag. The structure includes integrated handles and a durable design that allows transition from single-use shipping container to multi-use carrying bag, eliminating waste while maintaining manufacturing simplicity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The mailer bag undergoes parameter changes from a sealed shipping container to an open carrying bag through the removal of the flap. This transformation allows the same object to serve different functions at different stages, reducing waste while maintaining ease of manufacture

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the mailer bag is designed with removable flaps and tear strips, then reuse value is enabled, but device complexity increases

Engineering Contradiction:
Improvereuse valueVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mailer bag is segmented into distinct functional components: a permanent body and a removable flap. The flap is further segmented with tear strips that allow easy separation. This segmentation enables the transition from shipping mode to carrying mode while keeping the overall structure relatively simple and manufacturable

Inventive Principle:
Principle #1Segmentation

3Reliability

If the flap is secured with adhesive tape layers, then secure closure is achieved, but ease of detachment is reduced

Engineering Contradiction:
Improveclosure securityVSAvoidflap detachment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adhesive tape layer is extracted as a separate, removable component between the flap and the mailer bag body. This allows the flap to be securely attached during shipping while enabling easy detachment by removing the tape layer, thus maintaining both closure security and ease of operation

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The removable tape layer acts as an intermediary between the flap and the mailer bag body. It provides secure adhesion when needed while allowing clean separation when the flap needs to be removed for reuse, balancing reliability with ease of operation

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10011394B2Reusable mailer bag
Publication Date: 2018.07.03 GREEN TREK LLC
  • US10011394B2 patent drawing
  • US10011394B2 patent drawing
  • US10011394B2 patent drawing

AI summary

A reusable mailer bag includes a front panel, a rear panel, a pair of side panels, and a bottom panel. The panels together define a carrying volume including an opening opposite the bottom panel. A pair of handles are attached to an interior surface of the carrying volume and are configured for positioning entirely within the carrying volume during shipping. The pair of handles are configured to extend out of the opening to convert the reusable mailer bag for use as a carrying bag. A flap is attached to the rear panel at a first end and is configured to extend across the opening to close the opening. The flap is securable to the front panel at a second end by an adhesive strip. The flap is configured to be removed from the mailer bag after shipping.